Patents by Inventor Erling G. Wennerstrom

Erling G. Wennerstrom has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4288103
    Abstract: An elbow type of fluid fitting and method for chucking for machining same wherein the fitting includes a body having a pair of fitting branches extending outwardly thereof angularly of each other. The body also includes a gripping boss extending a short distance outward thereof oppositely from one of the branches and substantially coaxial therewith. This boss facilitates chucking of a fitting blank at three separate spaced apart locations for subsequent machining and processing into the finished fitting. One of these locations is at the one branch adjacent the body and the other location is at the gripping boss to provide an increase in stability of the fitting blank during machining.
    Type: Grant
    Filed: March 27, 1979
    Date of Patent: September 8, 1981
    Assignee: Cajon Company
    Inventors: Bernard J. Gallagher, Erling G. Wennerstrom, Mark R. Houdek
  • Patent number: D258002
    Type: Grant
    Filed: March 26, 1979
    Date of Patent: January 20, 1981
    Assignee: Cajon Company
    Inventors: Bernard J. Gallagher, Erling G. Wennerstrom, Mark R. Houdek, Laszlo Aliczky
  • Patent number: D258003
    Type: Grant
    Filed: March 26, 1979
    Date of Patent: January 20, 1981
    Assignee: Cajon Company
    Inventors: Bernard J. Gallagher, Erling G. Wennerstrom, Mark R. Houdek, Laszlo Aliczky
  • Patent number: D258077
    Type: Grant
    Filed: March 26, 1979
    Date of Patent: January 27, 1981
    Assignee: Cajon Company
    Inventors: Bernard J. Gallagher, Erling G. Wennerstrom, Mark R. Houdek, Laszlo Aliczky
  • Patent number: D258078
    Type: Grant
    Filed: March 26, 1979
    Date of Patent: January 27, 1981
    Assignee: Cajon Company
    Inventors: Bernard J. Gallagher, Erling G. Wennerstrom, Mark R. Houdek, Laszlo Aliczky
  • Patent number: D258983
    Type: Grant
    Filed: March 26, 1979
    Date of Patent: April 21, 1981
    Assignee: Cajon Co.
    Inventors: Bernard J. Gallagher, Erling G. Wennerstrom, Mark R. Houdek, Laszlo Aliczky